Goblin Slayer Side Story: Year One, Vol. 5 (manga)

When Goblin Slayer and Arc Mage continue their goblin research with adissection of one they killed in the ruins, they discover something new aboutthe creatures. Rookie Warrior also heads into an abandoned mine with a party ofinexperienced but fearless adventurers, attempting to master his weakness, butwhat will he do when they come under attack from yet another new threat?!